iasselfstudy.com - dns.ninja

`iasselfstudy.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:b351^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:43b4^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.180^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.81^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isla.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c077^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2077^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isla.ns.cloudflare.com`
		A	108.162.192.119^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	172.64.32.119^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
		A	173.245.58.119^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isla.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.180, 172.67.179.81
		IPv6 hints	2606:4700:3031::ac43:b351, 2606:4700:3034::6815:43b4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=234, name=cloudflare-ech.com
SOA	`isla.ns.cloudflare.com`dns@cloudflare.com serial=2406599636

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785521712

Previously MX for

iasselfstudy.com

Subdomains

www.iasselfstudy.com

Same first word

iasselfstudy.com

DNS History

15 records (6 active, 9 former)

●NSisla.ns.cloudflare.com2026-02-26 → 2026-07-31 · 3 obs

○ 2016-12-17 14:30:58
● 2026-02-26 23:30:14
● 2026-07-31 18:35:02

○NSns1.skystarsoftware.in2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 14:30:58
○ 2026-02-26 23:30:14
○ 2026-07-31 18:35:02

○NSns2.skystarsoftware.in2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 14:30:58
○ 2026-02-26 23:30:14
○ 2026-07-31 18:35:02

●NStheo.ns.cloudflare.com2026-02-26 → 2026-07-31 · 3 obs

○ 2016-12-17 14:30:58
● 2026-02-26 23:30:14
● 2026-07-31 18:35:02

○MXiasselfstudy.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 14:30:58
○ 2026-02-26 23:30:14
○ 2026-07-31 18:35:02

●A104.21.67.1802026-02-26 → 2026-07-31 · 11 obs

○ 2016-12-17 14:30:58
● 2026-02-26 23:30:14
○ 2026-03-03 12:38:32
● 2026-03-19 11:10:12
● 2026-04-26 17:49:06
○ 2026-04-28 23:21:38
● 2026-06-01 06:18:36
● 2026-06-04 21:45:16
○ 2026-06-09 06:42:02
● 2026-07-31 18:35:00
● 2026-07-31 18:35:02

●A172.67.179.812026-02-26 → 2026-07-31 · 11 obs

○A188.114.96.02026-03-03 → 2026-06-09 · 10 obs

○ 2026-02-26 23:30:14
● 2026-03-03 12:38:32
○ 2026-03-19 11:10:12
○ 2026-04-26 17:49:06
● 2026-04-28 23:21:38
○ 2026-06-01 06:18:36
○ 2026-06-04 21:45:16
● 2026-06-09 06:42:02
○ 2026-07-31 18:35:00
○ 2026-07-31 18:35:02

○A188.114.97.02026-03-03 → 2026-06-09 · 10 obs

○A198.50.168.2422016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 14:30:58
○ 2026-02-26 23:30:14
○ 2026-07-31 18:35:02

●A2606:4700:3031::ac43:b3512026-02-26 → 2026-07-31 · 11 obs

●A2606:4700:3034::6815:43b42026-07-31 → 2026-07-31 · 3 obs

○ 2026-06-09 06:42:02
● 2026-07-31 18:35:00
● 2026-07-31 18:35:02

○A2606:4700:3035::6815:43b42026-02-26 → 2026-06-04 · 10 obs

○A2a06:98c1:3120::2026-03-03 → 2026-06-09 · 10 obs

○A2a06:98c1:3121::2026-03-03 → 2026-06-09 · 10 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
iasselfstudy.com	isla.ns.cloudflare.com, theo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.119

NS records: isla.ns.cloudflare.com, theo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iasselfstudy.com (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.67.180, 172.67.179.81`
AAAA	2	`2606:4700:3034::6815:43b4, 2606:4700:3031::ac43:b351`
NS	2	`isla.ns.cloudflare.com, theo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isla.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (isla.ns.cloudflare.com, isla.ns.cloudflare.com, isla.ns.cloudflare.com...)

Analysis

Hierarchy

iasselfstudy.com serves as the parent of www.iasselfstudy.com.

IP Addresses

iasselfstudy.com resolves to four IP addresses: 104.21.67.180, 172.67.179.81, 2606:4700:3031::ac43:b351 and 2606:4700:3034::6815:43b4.

Two other host names, along with sedonasolartechnology.com, descargaspcpro.net and forward.gm, also share IP numbers with iasselfstudy.com.

Name Servers

Two name servers handle the delegation for iasselfstudy.com: isla.ns.cloudflare.com and theo.ns.cloudflare.com.

iasselfstudy.com shares its NS records with other domains, for example nongcunyuan.com, guandehao.com, aikayuji.com and two others.

iasselfstudy.com has at least partial name server overlap with other domains, such as xboxdev.com, avddxx.xyz, dome.cloud and two others.

These name servers tend to appear together with the name servers gwen.ns.cloudflare.com, meiling.ns.cloudflare.com and galilea.ns.cloudflare.com.

DNS names with 6 IP addresses:

isla.ns.cloudflare.com resolves to 108.162.192.119, 172.64.32.119 and 173.245.58.119 among others, with 3 other IP addresses in total.

theo.ns.cloudflare.com resolves to 108.162.193.144, 172.64.33.144 and 173.245.59.144 among others, with 3 other IP addresses in total.